1: "The surprising truth about cavemen: new study suggests humans were mostly plant-based."

2: "Exploring ancient diets: researchers find evidence of vegan lifestyle in prehistoric times."

3: "Uncovering the past: evidence suggests cavemen may have relied on plants for sustenance."

4: "Revelation in nutrition: study challenges assumptions about early human diets."

5: "Plant-powered past: cavemen likely thrived on a diet rich in vegetables and fruits."

6: "Reimagining history: study suggests humans were predominantly vegan in the past."

7: "Dietary discoveries: new research points to plant-based diet as key for early humans."

8: "Historical perspective: rethinking cavemen diets as predominantly plant-based."

9: "Food for thought: cavemen may have been vegan, study reveals fascinating insights."